Front portion of automobile



FIG. 1 is a left-front, perspective view of a front portion of automobile of our new design;

FIG. 2 is a left-rear, perspective view of our new design;

FIG. 3 is a front view of our new design;

FIG. 4 is a left-side view of our new design; and,

FIG. 5 is a top view of our new design. 

The ornamental design for a front portion of automobile, as shown and described. 